Base | Representation |
---|---|
bin | 111011101000… |
… | …1110101100000 |
3 | 2011211120220012 |
4 | 1313101311200 |
5 | 31001040232 |
6 | 3034104052 |
7 | 526526624 |
oct | 167216540 |
9 | 64746805 |
10 | 31268192 |
11 | 1671728a |
12 | a57b028 |
13 | 662a2b7 |
14 | 421d184 |
15 | 2b299b2 |
hex | 1dd1d60 |
31268192 has 24 divisors (see below), whose sum is σ = 62256600. Its totient is φ = 15457024.
The previous prime is 31268183. The next prime is 31268197. The reversal of 31268192 is 29186213.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31268197) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2642 + ... + 8337.
It is an arithmetic number, because the mean of its divisors is an integer number (2594025).
Almost surely, 231268192 is an apocalyptic number.
31268192 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
31268192 is a deficient number, since it is larger than the sum of its proper divisors (30988408).
31268192 is a wasteful number, since it uses less digits than its factorization.
31268192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11078 (or 11070 counting only the distinct ones).
The product of its digits is 5184, while the sum is 32.
The square root of 31268192 is about 5591.7968489565. The cubic root of 31268192 is about 315.0413719071.
The spelling of 31268192 in words is "thirty-one million, two hundred sixty-eight thousand, one hundred ninety-two".
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